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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2281678Generated: November 2, 2026

1-Isocyanatoadamantane → 6-(Adamantan-1-ylcarbamoyl)-1,6-diaza-spiro[3.3]heptane-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/2281678

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-IsocyanatoadamantaneHCID 2059995—
ReactantTert-butyl 1,6-diazaspiro[3.3]heptane-1-carboxylateHCID 56828076—
Product6-(Adamantan-1-ylcarbamoyl)-1,6-diaza-spiro[3.3]heptane-1-carboxylic acid tert-butyl esterHCID 86682352—

Reaction Steps

In analogy to the experimental procedure of example 8) 1,6-diaza-spiro[3.3]heptane-1-carboxylic acid tert-butyl ester instead of 1-benzyl-1,6-diaza-spiro[3.3]heptane was converted using 1-isocyanato-adamantane instead of (3-isocyanato-propyl)-benzene into the title compound which was used directly in the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09139593B2
Source datasetuspto-grants-2015_09
ORD IDord-809265d8ceda436aaf5e9fce6c4ad3a9
Source noteuspto-grants-2015_09